180-18 TXDOT Ring
Standard TXDOT specifications 180-18™ (TXDOT #1846) cast iron 18″ diameter by 3-1/2″ tall ring. Stock item. Typically used in curb inlet installations that are not in traffic. (Refer to engineering specifications on job blueprints for details on installation specs) Uncoated cast gray iron, ASTM A48 CL35B or better, AASHTO M306-10 (M105) Made in USA. LEED® certifications available on request. Please use the Contact Form or call us to request info & submittal sheets.
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